Lenovo 28762JU User Manual - Page 5
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Contents About this manual v Safety information 1 General safety 2 Electrical safety 3 Safety inspection guide 5 Handling devices that are sensitive to electrostatic discharge 6 Grounding requirements 6 Safety notices (multilingual translations) . . . . . 7 Important service information . . . . . 29 Strategy for replacing FRUs 29 Strategy for replacing a hard disk drive . . . . 30 Important notice for replacing a system board . . 30 How to use error message 30 Strategy for replacing FRUs for CTO, CMV, and GAV 31 Product definition 31 FRU identification for CTO, CMV, and GAV products 31 General checkout 33 What to do first 34 Checkout guide 35 Diagnostics using PC-Doctor for DOS . . . . 35 Lenovo ThinkVantage Toolbox (Lenovo System Toolbox 38 PC-Doctor for Rescue and Recovery . . . . . 38 FRU tests 39 Power system checkout 41 Checking the ac adapter 41 Checking operational charging 42 Checking the battery pack 42 Checking the backup battery 43 Related service information 45 Restoring the factory contents by using Recovery Disc Set 45 Passwords 46 Power-on password 47 Hard-disk password 47 Supervisor password 47 How to remove the power-on password . . . . 47 How to remove the hard-disk password . . . . 48 Power management 50 Screen blank mode 50 Sleep (standby) mode 50 Hibernation mode 51 Symptom-to-FRU index 52 Numeric error codes 52 Error messages 55 No-beep symptoms 55 LCD-related symptoms 56 © Copyright Lenovo 2009, 2010 Intermittent problems 57 Undetermined problems 57 Status indicators 59 Fn key combinations 61 FRU replacement notices 65 Screw notices 65 Retaining serial numbers 66 Restoring the serial number of the system unit 66 Retaining the UUID 66 Reading or writing the ECA information . . . 67 Removing and replacing a FRU . . . . 69 Before servicing ThinkPad X100e 70 1010 Battery pack 71 1020 Bottom door 73 1030 Hard disk drive (HDD 75 1040 DIMM 76 1050 PCI Express Mini Card for wireless LAN . . . 77 1060 PCI Express Mini Card for wireless WAN . . 79 1070 Bluetooth daughter card (BDC-2) . . . . . 81 1080 Keyboard 82 1090 Palm rest assembly, power-on board assembly (with cable), and microphone 85 1100 CRT board assembly (with cable) . . . . . 89 1110 Speaker assembly 91 1120 System board, fan assembly, and backup battery 92 1130 LCD unit 97 1140 DC-in cable and base cover assembly . . . . 99 2010 LCD bezel assembly 101 2020 Integrated camera 102 2030 LCD panel, hinges, and LCD cable . . . . 103 2090 Antenna kit and LCD rear cover assembly 106 Locations 107 Front view 107 Rear view 108 Bottom view 108 Parts list 109 Overall 110 LCD FRUs 122 Keyboard 125 AC adapters 126 Miscellaneous parts 126 Power cords 127 Recovery discs 128 Windows XP Home Edition (32 bit) DVDs. . . 128 Windows 7 Starter (32 bit) DVDs 129 Windows 7 Home Basic (32 bit) DVDs . . . . 129 Windows 7 Home Premium (32 bit) DVDs . . 130 iii